|
Teen |
Teen |
Adult |
Adult |
Joints |
Male |
Female |
Male |
Female |
| 1 |
45.24% |
46.85% |
51.65% |
59.28% |
| 2 |
22.51% |
25.00% |
24.35% |
18.57% |
| 3 |
9.74% |
13.06% |
10.96% |
10.76% |
| 4
or more |
22.51% |
15.09% |
12.87% |
11.60% |
|
|
|
|
|
Source: National Household Survey on Drug
Abuse; Substance Abuse and Mental Health Services Administration
(SAMHSA), Department of Health and Human Services; Chen,
Kevin, Denise Kandel and Mark Davies. "Relationships
between frequency and quantity of marijuana use and last
year proxy dependence amng adolescents and adults in the
United States." Drug and Alcohol Dependence, 46 (1997)
43-67.
